Fixed runon syntax block.

Author: BYHAM

docs/relational-databases/system-stored-procedures/filestream-and-filetable-sp-filestream-force-garbage-collection.md

@@ -34,7 +34,9 @@ manager: "jhubbard"
 ## Syntax  
 
 ```  
-sp_filestream_force_garbage_collection [ @dbname = ]  'database_name'  , @filename = 'logical_file_name' ]  
+sp_filestream_force_garbage_collection  
+    [ @dbname = ]  'database_name',  
+    [ @filename = ] 'logical_file_name' ]  
 ```  
 
 ## Arguments